<%@ page language="java" contentType="text/html;charset=UTF-8"%>
<%@ page isELIgnored="false" %>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%>
<%@ taglib prefix="fmt" uri="http://java.sun.com/jsp/jstl/fmt"%>
<c:set var="ctx" value="${pageContext.request.contextPath}"/>
<script type="text/javascript">
    var ctx = "${ctx}";
</script>